IS82C50A-5Z Intersil, IS82C50A-5Z Datasheet - Page 21

• Manufacturer Part Number: IS82C50A-5Z
• Description: IC PERIPH UART/BRG 10MHZ 44-PLCC
• Manufacturer: Intersil

Specifications of IS82C50A-5Z

• Features: Single Chip UART/BRG
• Number Of Channels: 1, UART
• Protocol: RS232C
• Voltage - Supply: 4.5 V ~ 5.5 V
• With Parallel Port: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Timing Waveforms
† Applicable only when ADS is tied low.
† Applicable only when ADS is tied low.
DOSTR/DOSTR
DOSTR/DOSTR
CS2, CS1, CS0
CS2, CS1, CS0
DISTR/DISTR
DISTR/DISTR
A2, A1, A0
A2, A1, A0
(Continued)
21
CSOUT
CSOUT
D0-D7
D0-D7
DATA
DATA
DD/S
ADS
ADS
(2) tAS
(4) tCS
(2) tAS
(4) tCS
tAW
tAW
(1)
(1)
VALID
VALID
VALID
VALID
tCSC
tCSC†
tAW†
tAR
(17)
(24)
(17)
(20)
tCSW†
tCSR
(25)
(21)
†
†
FIGURE 6. WRITE CYCLE
FIGURE 7. READ CYCLE
†
(3) tAH
(3) tAH
(5) tCH
(5) tCH
(15) tDS
82C50A
tDD
tDDD
(9)
(10)
ACTIVE
ACTIVE
tDOW
tDIW
(12)
(6)
VALID DATA
VALID DATA
tDD
tWCS†
(9)
tRCS
(23)
(19)
(14)
WC
RC
(8)
†
(22) tWA†
(18) tRA
(16) tDH
(11) tHZ
tWC
(13)
tRC
(7)
†
OR
OR
ACTIVE
ACTIVE
ACTIVE
ACTIVE
August 24, 2006
FN2958.5